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InnoReviews

Ulefone Armor 28 Ultra vs Vivo X300 Ultra

Ulefone Armor 28 Ultra
61.6Inno Score
VS
WINNER
Vivo X300 Ultra
88.1Inno Score
55.2Performance93.3
53.7Display82.3
46.8Camera84.6
94.7Battery91.5
60Features84
4 spec wins — Ulefone Armor 28 Ultra12 spec wins — Vivo X300 Ultra

InnoReviews verdict

Vivo X300 Ultra wins this phone face-off, 88.1 to 61.6, pulling ahead mainly in performance (+38) and camera (+38). Ulefone Armor 28 Ultra still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the Ulefone Armor 28 Ultra

  • Stronger battery score: 95 vs 92
  • 61% higher capacity: 10,600 mAh vs 6,600 mAh
  • 25% higher Wireless charging: 50 W vs 40 W
  • 20% higher Wired charging: 120 W vs 100 W
  • Has 3.5mm jack — the other doesn't

Reasons to pick the Vivo X300 Ultra

  • Stronger performance score: 93 vs 55
  • Stronger display score: 82 vs 54
  • Stronger camera score: 85 vs 47
  • Stronger features score: 84 vs 60
  • 300% higher Main camera: 200 MP vs 50 MP

Display

Display comparison: Ulefone Armor 28 Ultra versus Vivo X300 Ultra
SpecUlefone Armor 28 UltraVivo X300 Ultra
Screen size6.67 ″6.82 ″+2%
Panel typeAMOLEDLTPO AMOLED
Resolution1080x24001440x3168
Pixel density395 ppi510 ppi+29%
Refresh rate120 Hz144 Hz+20%
Peak brightness2,200 nits4,500 nits+105%
Screen-to-body—90.3 %

Performance

Performance comparison: Ulefone Armor 28 Ultra versus Vivo X300 Ultra
SpecUlefone Armor 28 UltraVivo X300 Ultra
ChipsetMediaTek Dimensity 9300+Qualcomm Snapdragon 8 Elite Gen 5
AnTuTu—4,085,695
Geekbench 6 (single)2,158Top 29%3,730+73%Top 3%
Geekbench 6 (multi)7,082Top 22%11,494+62%Top 3%
RAM (max)16 GB16 GB
Storage options1TB256/512GB/1TB
Storage typeUFS 4.0UFS 4.1

Camera

Camera comparison: Ulefone Armor 28 Ultra versus Vivo X300 Ultra
SpecUlefone Armor 28 UltraVivo X300 Ultra
Main camera50 MP200 MP+300%
Main aperturef/1.9f/1.9
Ultra-wide50 MP50 MP
Telephoto—200 MP
Optical zoom—3.7 x
Max video8K@30fps8K@30fps
Front camera50 MP50 MP
OISNoYes

Battery

Battery comparison: Ulefone Armor 28 Ultra versus Vivo X300 Ultra
SpecUlefone Armor 28 UltraVivo X300 Ultra
Capacity10,600 mAh+61%6,600 mAh
Wired charging120 W+20%100 W
Wireless charging50 W+25%40 W
Active use endurance—16 h

Design

Design comparison: Ulefone Armor 28 Ultra versus Vivo X300 Ultra
SpecUlefone Armor 28 UltraVivo X300 Ultra
Weight450 g232 g+48%
Thickness19.4 mm8.2 mm+58%
IP ratingIP68/IP69KIP68/IP69
Frame material—Aluminum

Connectivity

Connectivity comparison: Ulefone Armor 28 Ultra versus Vivo X300 Ultra
SpecUlefone Armor 28 UltraVivo X300 Ultra
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB-C 3.2 Gen 2USB-C 3.2
eSIMNoYes

Software

Software comparison: Ulefone Armor 28 Ultra versus Vivo X300 Ultra
SpecUlefone Armor 28 UltraVivo X300 Ultra
OS at launchAndroid 14Android 16 (OriginOS 6)
OS update pledge—5 years

Audio

Audio comparison: Ulefone Armor 28 Ultra versus Vivo X300 Ultra
SpecUlefone Armor 28 UltraVivo X300 Ultra
Stereo speakersNoYes
3.5mm jackYesNo

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